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unpackage added, still uses zlib

This commit is contained in:
John Bender 2010-02-17 15:34:54 -08:00
parent 8d9e53fe27
commit a690b13f78
11 changed files with 146 additions and 84 deletions
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9
lib/vagrant/actions/import.rb
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@ -1,11 +1,18 @@
module Vagrant
module Actions
class Import < Base
#First arg should be the ovf_file location for import
def initialize(vm, *args)
super vm
@ovf_file = args[0]
end
def execute!
@vm.invoke_around_callback(:import) do
Busy.busy do
logger.info "Importing base VM (#{Vagrant.config[:vm][:base]})..."
@vm.vm = VirtualBox::VM.import(File.expand_path(Vagrant.config[:vm][:base]))
# Use the first argument passed to the action
@vm.vm = VirtualBox::VM.import(@ovf_file || File.expand_path(Vagrant.config[:vm][:base]))
end
end
end

12
lib/vagrant/actions/move_hard_drive.rb
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@ -12,9 +12,17 @@ error
destroy_drive_after { clone_and_attach }
end
# TODO: Better way to detect main bootup drive?
def hard_drive
@vm.storage_controllers.first.devices.first
@hard_drive ||= find_hard_drive
end
# TODO won't work if the first disk is not the boot disk or even if there are multiple disks
def find_hard_drive
@vm.storage_controllers.each do |sc|
sc.devices.each do |d|
return d if d.image.is_a?(VirtualBox::HardDrive)
end
end
end
def clone_and_attach

2
lib/vagrant/actions/package.rb
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@ -19,7 +19,7 @@ module Vagrant
Zlib::GzipWriter.open(compressed_file_name) do |gz|
files_to_compress.each do |file|
# Delimit the files, and guarantee new line for next file if not the first
gz.write "#{delimiter}#{file}#{delimiter}"
gz.write "#{delimiter}#{File.basename(file)}#{delimiter}"
File.open(file).each { |line| gz.write(line) }
end
end

71
lib/vagrant/actions/unpackage.rb Normal file
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@ -0,0 +1,71 @@
module Vagrant
module Actions
class Unpackage < Base
def initialize(vm, *args)
super vm
@package_file_path = args[0]
end
def execute!
# Exit if folder of same name exists
# TODO provide a way for them to specify the directory name
error_and_exit(<<-error) if File.exists?(new_base_dir)
The directory `#{file_name_without_extension}` already exists under #{Vagrant.config[:vagrant][:home]}. Please
remove it, rename your packaged VM file, or (TODO) specifiy an
alternate directory
error
logger.info "Creating working new base directory: #{new_base_dir} ..."
FileUtils.mkpath(new_base_dir)
logger.info "Decompressing the packaged VM: #{package_file_path} to: #{new_base_dir}..."
decompress_to new_base_dir
#Return the ovf file for importation
Dir["#{new_base_dir}/*.ovf"].first
end
def new_base_dir
File.join(Vagrant.config[:vagrant][:home], file_name_without_extension)
end
def file_name_without_extension
File.basename(package_file_path, '.*')
end
def package_file_path
File.expand_path(@package_file_path)
end
def decompress_to(dir, file_delimeter=Vagrant.config[:package][:delimiter_regex])
file = nil
Zlib::GzipReader.open(package_file_path) do |gz|
begin
gz.each_line do |line|
# If the line is a file delimiter create new file and write to it
if line =~ file_delimeter
#Write the the part of the line belonging to the previous file
if file
file.write $1
file.close
end
#Open a new file with the name contained in the delimiter
file = File.open(File.join(dir, $2), 'w')
#Write the rest of the line to the new file
file.write $3
else
file.write line
end
end
ensure
file.close if file
end
end
end
end
end
end

12
lib/vagrant/actions/up.rb
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@ -1,12 +1,20 @@
module Vagrant
module Actions
class Up < Base
#First arg should be the ovf_file location for import
def initialize(vm, *args)
super vm
@ovf_file = args[0]
end
def prepare
# Up is a "meta-action" so it really just queues up a bunch
# of other actions in its place:
steps = [Import, ForwardPorts, SharedFolders, Start]
@vm.add_action(Import, @ovf_file)
steps = [ForwardPorts, SharedFolders, Start]
steps << Provision if Vagrant.config.chef.enabled
steps.insert(1, MoveHardDrive) if Vagrant.config.vm.hd_location
steps.insert(0, MoveHardDrive) if Vagrant.config.vm.hd_location
steps.each do |action_klass|
@vm.add_action(action_klass)

5
lib/vagrant/commands.rb
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@ -130,12 +130,11 @@ error
error_and_exit(<<-error) unless name
Please specify a target package to unpack and import
error
VM.up(VM.unpackage(name))
VM.execute!(Actions::Up, VM.execute!(Actions::Unpackage, name))
end
private
def act_on_vm(&block)
yield Env.persisted_vm
Env.persisted_vm.execute!

62
lib/vagrant/vm.rb
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@ -14,62 +14,6 @@ module Vagrant
vm.execute!
end
# Unpack the specified vm package
def unpackage(package_path)
working_dir = package_path.chomp(File.extname(package_path))
new_base_dir = File.join(Vagrant.config[:vagrant][:home], File.basename(package_path, '.*'))
# Exit if folder of same name exists
# TODO provide a way for them to specify the directory name
error_and_exit(<<-error) if File.exists?(new_base_dir)
The directory `#{File.basename(package_path, '.*')}` already exists under #{Vagrant.config[:vagrant][:home]}. Please
remove it, rename your packaged VM file, or (TODO) specifiy an
alternate directory
error
logger.info "Creating working dir: #{working_dir} ..."
FileUtils.mkpath(working_dir)
logger.info "Decompressing the packaged VM: #{package_path} ..."
decompress(package_path, working_dir)
logger.info "Moving the unpackaged VM to #{new_base_dir} ..."
FileUtils.mv(working_dir, Vagrant.config[:vagrant][:home])
#Return the ovf file for importation
Dir["#{new_base_dir}/*.ovf"].first
end
def decompress(path, dir, file_delimeter=Vagrant.config[:package][:delimiter_regex])
file = nil
Zlib::GzipReader.open(path) do |gz|
begin
gz.each_line do |line|
# If the line is a file delimiter create new file and write to it
if line =~ file_delimeter
#Write the the part of the line belonging to the previous file
if file
file.write $1
file.close
end
#Open a new file with the name contained in the delimiter
file = File.open(File.join(dir, $2), 'w')
#Write the rest of the line to the new file
file.write $3
else
file.write line
end
end
ensure
file.close if file
end
end
end
# Finds a virtual machine by a given UUID and either returns
# a Vagrant::VM object or returns nil.
def find(uuid)
@ -96,11 +40,13 @@ error
# Call the prepare method on each once its
# initialized, then call the execute! method
return_value = nil
[:prepare, :execute!].each do |method|
@actions.each do |action|
action.send(method)
return_value = action.send(method)
end
end
return_value
end
# Invokes an "around callback" which invokes before_name and
@ -141,5 +87,7 @@ error
def powered_off?; @vm.powered_off? end
def export(filename); @vm.export(filename, {}, true) end
def storage_controllers; @vm.storage_controllers end
end
end

15
test/vagrant/actions/move_hard_drive_test.rb
View File

@ -10,6 +10,21 @@ class MoveHardDriveActionTest < Test::Unit::TestCase
end
end
should "be able to identifiy a hard drive within the storage controllers" do
hd = mock('hd')
hd_image = mock('hd_image')
hd_image.expects(:is_a?).returns(true)
hd.expects(:image).returns(hd_image)
dvd = mock('dvd')
controller = mock('controller')
controller.expects(:devices).returns([hd, dvd])
@mock_vm.expects(:storage_controllers).once.returns([controller])
assert_equal @action.find_hard_drive, hd
end
context "execution" do
should "error and exit if the vm is not powered off" do
@mock_vm.expects(:powered_off?).returns(false)

19
test/vagrant/actions/unpackage_test.rb Normal file
View File

@ -0,0 +1,19 @@
require File.join(File.dirname(__FILE__), '..', '..', 'test_helper')
class UnpackageActionTest < Test::Unit::TestCase
setup do
@wrapper_vm, @vm, @action = mock_action(Vagrant::Actions::Unpackage)
mock_config
end
# TODO test actual decompression
should "call decompress with the path to the file and the directory to decompress to" do
new_base_dir = File.join Vagrant.config[:vagrant][:home], 'something'
file = File.join(FileUtils.pwd, 'something.box')
FileUtils.expects(:mkpath).with(new_base_dir).once
Dir.expects(:[]).returns(File.join new_base_dir, 'something.ovf')
@action.expects(:decompress_to).with(new_base_dir).once
@action.stubs(:package_file_path).returns(file)
@action.execute!
end
end

5
test/vagrant/actions/up_test.rb
View File

@ -8,11 +8,12 @@ class UpActionTest < Test::Unit::TestCase
context "sub-actions" do
setup do
@default_order = [Vagrant::Actions::Import, Vagrant::Actions::ForwardPorts, Vagrant::Actions::SharedFolders, Vagrant::Actions::Start]
@default_order = [Vagrant::Actions::ForwardPorts, Vagrant::Actions::SharedFolders, Vagrant::Actions::Start]
end
def setup_action_expectations
default_seq = sequence("default_seq")
@mock_vm.expects(:add_action).with(Vagrant::Actions::Import, nil).once.in_sequence(default_seq)
@default_order.each do |action|
@mock_vm.expects(:add_action).with(action).once.in_sequence(default_seq)
end
@ -39,7 +40,7 @@ class UpActionTest < Test::Unit::TestCase
config.vm.hd_location = "foo"
end
@default_order.insert(1, Vagrant::Actions::MoveHardDrive)
@default_order.insert(0, Vagrant::Actions::MoveHardDrive)
setup_action_expectations
@action.prepare
end

14
test/vagrant/vm_test.rb
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@ -197,18 +197,4 @@ class VMTest < Test::Unit::TestCase
end
end
end
context "unpackaging a vm" do
# TODO test actual decompression
should "call decompress with the path to the file and the directory to decompress to" do
working_dir = File.join FileUtils.pwd, 'something'
file = File.join(FileUtils.pwd, 'something.box')
FileUtils.expects(:mkpath).with(working_dir).once
FileUtils.expects(:mv).with(working_dir, Vagrant.config[:vagrant][:home]).once
Vagrant::VM.expects(:decompress).with(file, working_dir).once
Vagrant::VM.unpackage(file)
end
end
end